Delete unused files
Defrag disk
Scan for virus
All of above
✅ The correct answer is option D.
Computer mcqs
In which of the storage placement strategies a program is placed in the smallest available hole in the main memory?
best fit
first fit
worst fit
buddy
✅ The correct answer is option A.
Find can be used to
Locate a program
Locate a document
Locate a network computer
All of above
✅ The correct answer is option D.
In Windows, start button is used to
Run applications
Device setting
Turn off the system
All of above
✅ The correct answer is option D.
The macro processor must perform
recognize macro definitions and macro calls
save the macro definitions
expand macros calls and substitute arguments
all of the above
✅ The correct answer is option D.
For how many processes which are sharing common data, the Dekker’s algorithm implements mutual exclusion?
1
2
3
4
✅ The correct answer is option B.
When we double click on my computer
Show the content of your saved files
Show the list of your computer drive
List of deleted files and folders
All of the above
✅ The correct answer is option B.
Who is called a supervisor of computer activity?
Memory
Operating System
I / O Devices
Control Unit
✅ The correct answer is option B.
The most common systems security method is
passwords
encryption
firewall
all of the above
✅ The correct answer is option A.
Which of the following instruction steps, would be written within the diamond-shaped box, of a flowchart?
S = B – C
IS A<10
PRINT A
DATA X,4Z
✅ The correct answer is option B.